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<li><ahref="{{ site.features }}read-a-large-image.html?lang=java" class="otherLinkColour">Read barcodes from a large image</a></li>
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<li><ahref="{{ site.features }}read-barcodes-with-small-module-size.html?lang=java" class="otherLinkColour">Read barcodes with small module size</a></li>
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<li><ahref="{{ site.features }}read-barcodes-with-imbalanced-colour.html?lang=java" class="otherLinkColour">Read images with imbalanced colors</a></li>
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<li><ahref="{{ site.features }}read-barcodes-with-uneven-lighting.html?lang=java" class="otherLinkColour">Read images with uneven lighting</a></li>
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<li><ahref="{{ site.features }}read-images-with-texture.html?lang=java" class="otherLinkColour">Read images with texture</a></li>
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<li><ahref="{{ site.features }}read-images-with-lots-of-text.html?lang=java" class="otherLinkColour">Read images with lots of text</a></li>
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<li><ahref="{{ site.features }}read-dense-barcodes.html?lang=java" class="otherLinkColour">Read high-density QR Codes</a></li>
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<li><ahref="{{ site.features }}preprocess-images.html?lang=java" class="otherLinkColour">Preprocess images to read difficult barcodes</a></li>
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<li><ahref="{{ site.features }}use-region-predetection.html?lang=java" class="otherLinkColour">Automatically detect barcode Region of Interest</a></li>
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</ul>
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</li>
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<li><aclass="otherLinkColour">Barcode Results</a>
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<ul>
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<li><ahref="{{ site.features }}get-confidence-rotation.html?lang=java" class="otherLinkColour">Get barcode confidence and rotation</a></li>
Let's start by creating a console application which demonstrates how to use the minimum code to read barcodes from an image file.
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> You can <ahref="https://github.com/Dynamsoft/barcode-reader-java-samples/tree/main/samples/HelloWorld"target="_blank">download the entire source code from here</a>.
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> You can <ahref="https://github.com/Dynamsoft/barcode-reader-java-samples/tree/main/Samples/HelloWorld"target="_blank">download the entire source code from here</a>.
> The string "DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9" here is a free public trial license. Note that network connection is required for this license to work. When it expires, you can request a 30-day free trial license from the <ahref="https://www.dynamsoft.com/customer/license/trialLicense?utm_source=guide&product=dbr&package=java"target="_blank">Customer Portal</a>.
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> The string "DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9" here is a free public trial license. Note that network connection is required for this license to work. Alternatively, you can request a 30-day free offline trial license from the <ahref="https://www.dynamsoft.com/customer/license/trialLicense?utm_source=guide&product=dbr&package=java"target="_blank">Customer Portal</a>.
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### Create a CaptureVisionRouter Instance
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@@ -184,7 +188,7 @@ If, instead of processing one single image, you need to process many images at o
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> These steps follow the step [Create a CaptureVisionRouter Instance](#create-a-capturevisionrouter-instance) mentioned above.
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> You can <ahref="https://github.com/Dynamsoft/barcode-reader-java-samples/tree/main/samples/HelloWorld"target="_blank">download the entire source code from here</a>.
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> You can <ahref="https://github.com/Dynamsoft/barcode-reader-java-samples/tree/main/Samples/HelloWorld"target="_blank">download the entire source code from here</a>.
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### Create an ImageSource as the Input
@@ -294,5 +298,4 @@ During the process, the callback method `onDecodedBarcodesReceived()` is trigger
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### Build and Run the Project Again
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Please refer to [Build and Run the Project](#build-and-run-the-project).
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Please refer to [Build and Run the Project](#build-and-run-the-project).
title: Explore Features - Dynamsoft Barcode Reader SDK Java Edition User Guide
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description: This page lists the topics to explore the features of Dynamsoft Barcode Reader Java Edition.
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keywords: user guide, explore features, java
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noTitleIndex: false
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---
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# Explore Features
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Once you have got an application running with Dynamsoft Barcode Reader Java Edition, you can explore the many features of the SDK to see how to make the best out of the SDK.
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> If you are just getting started with Dynamsoft Barcode Reader Java Edition, we recommend that you read [Getting Started]({{ site.dbr_java}}user-guide.html) first.
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## Basic Features
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*[Specify barcode formats and count]({{site.features}}barcode-formats-and-count.html?lang=java)
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*[Read a specific area/region]({{site.features}}barcode-scan-region.html?lang=java)
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## Handle Difficult Scenarios
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While the SDK has been carefully tuned to provide the best possible performance in most use cases, it can be further tweaked to provide an even better performance for barcodes/images of similar characteristics. Read the following topics and see if any of them might be helpful in your case.
description: This is the user guide index page of Dynamsoft Barcode Reader Java Edition.
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keywords: user guide index, java
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---
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# Java Edition User Guide
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These articles will help you get the most out of Dynamsoft Barcode Reader Java Edition.
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* If you have just started evaluating the SDK, read the [Getting Started]({{ site.dbr_java}}user-guide.html).
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* If you want to explore the many features of the SDK and learn how to use them to best process the images you read in your application, read the articles in [Explore Features]({{ site.dbr_java}}user-guide/explore-features/index.html).
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* If you want to check how the SDK works in popular use cases, read the articles in [Use Cases]({{ site.dbr_java}}user-guide/use-cases/index.html).
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